Результатов: 304

Metronome (MET) Keeps Faith in Ethereum Classic (ETC) Network Even After a 51% Attack

Greed and capitalism have had a long and co-dependent relationship. However, human greed knows no bounds and people are always scheming to profit, regardless of the legality of the operation. From Ponzi schemes to outright theft, no industry is isolated from them, January 5th was just another reminder of this fact. At the start of […] дальше »

2019-2-11 21:26


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Altcoins Beware: An Overview of Recent 51% Attacks

The so-called 51% attacks are among the major security threats to digital currencies as they allow enable perpetrators to control the network and all transactions passing through it. What Is a 51% attack? Cryptocurrencies are bolstered by blockchain technologies or distributed ledgers which store information about all transactions ever made in a network. дальше »

2019-2-7 21:00


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Ethereum Myth Busted: Apples To Oranges On 51 Percent Attacks

Recently, Richard Gendal Brown, CTO of Corda, published an argument that Ethereum is not prepared for enterprise adoption because of the recent 51% attack on Ethereum Classic (ETC). Brown’s argument is paraphrased as follows: The Ethereum network’s utility to enterprise blockchains rests in the ability of those consortia blockchains to ‘anchor’ their data in the […] The post Ethereum Myth Busted: Apples To Oranges On 51 Percent Attacks appeared first on Crypto Briefing. дальше »

2019-1-30 00:30


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After reports of Nicehash controlling around 70% of DASH Nethashrate, the 51% attack is once again a real Threat

Nicehash owns about 70% of DASH mining network according to a Reddit user (Jan 10), and the news is already causing a wave of concerns within the community Investigation It looks like someone currently controls over 51% of DASHs hashrate over Nicehash mining pools; a recent Reddit post accusing Nicehash of being a threat to Proof of Work (PoW) cryptocurrencies. дальше »

2019-1-11 15:22


Ethereum Classic Network Loses More than $1 Million In 51% Attack

Ethereum Classic, a fork of Ethereum, was hacked using a 51 percent attack on the coin’s blockchain, with more than $1 million worth of ETH stolen so far. Ethereum Classic Remains Under Siege A less popular offshoot of the world’s second largest cryptocurrency is currently in its third day of the siege, as it was hacked […] The post Ethereum Classic Network Loses More than $1 Million In 51% Attack appeared first on CryptoSlate. дальше »

2019-1-10 03:33


Bitstamp Shows How Much Money A Bitcoin Blockchain Attacker Would Need To Perform A 51% Attack

Bitstamp Shows How Much Money An Attacker Would Need To Perform A 51% Attack On Bitcoin In a recent post on Twitter, the popular cryptocurrency exchange Bitstamp provided information about how much money an attacker would need a day to perform a 51% attack on Bitcoin’s network. The post mentions that hacking Bitcoin with a […] дальше »

2019-1-10 01:45


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Starwood breach affecting 500M users reportedly part of a larger Chinese state-sponsored attack

Remember that massive breach of the Mariott-owned Starwood hotel chain from last month, which saw 500 million users’ data stolen? The New York Times reports that the intrusion was part of a larger state-sponsored intelligence-gathering effort spurred on by China‘s spy agency, the Ministry of State Security. дальше »

2018-12-12 09:46


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Starwood breach affecting 500m users reportedly part of a larger Chinese state-sponsored attack

Remember that massive breach of the Mariott-owned Starwood hotel chain from last month, which saw 500 million users’ data stolen? The New York Times reports that the intrusion was part of a larger state-sponsored intelligence-gathering effort spurred on by China‘s spy agency, the Ministry of State Security. дальше »

2018-12-12 09:46


Is ASIC resistance really a good idea for PoW coins? Vertcoin suffered a 51% attack because of it

Vertcoin is under a 51% attack because of its wish for ASIC resistance A Medium post from Mark Nesbitt, security engineer at Coinbase, revealed that Vertcoin is being 51% attacked at the moment. He first describes the 51% attack as a situation in which a malicious node operator who controls over half of the network’s […] The post Is ASIC resistance really a good idea for PoW coins? Vertcoin suffered a 51% attack because of it appeared first on CaptainAltcoin. дальше »

2018-12-5 04:03


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Vertcoin 51% Attack Could Have Caused $100K in Double Spending

Vertcoin has been experiencing ongoing 51% attacks, reportedly resulting in $100K of double spending on the network.   Rough Couple of Months for Vertcoin In a detailed blog post, Coinbase security engineer Mark Nesbitt revealed that Vertcoin’s network went through repeated 51% attacks, with the largest reorganization having a length of 310 blocks and a depth of 307 blocks which, according to the specialist, may have caused double spends upwards of $100,000. дальше »

2018-12-4 13:00


Indian Institute of Tech (IIT) Professor: A 51% Blockchain Attack on Bitcoin Isn’t Advantageous or Profitable

It seems that it might be more difficult than expected to perform a 51% attack on Bitcoin’s network. According to Professor Saravanan Vijayakumaran, an Associate professor at the Indian Institute of Technology (IIT) Bombay, a 51% attack on Bitcoin’s network would require ‘significant expenditure’ and would provide ‘little financial returns.’ This information was released in […] дальше »

2018-11-28 00:16


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A Bug Making Ethereum Transactions on Exchanges Vulnerable Has Been Fixed

A bug centering around a new Ethereum token, GasToken, which was enabling abuse on cryptocurrency exchanges, appears to have been resolved. The details are provided in a report originally published on November 13, 2018, that discussed how the bug was exploited by attackers, and what digital platforms could do if they wished to protect their hot wallet funds. дальше »

2018-11-22 00:34


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Potential Dusting Attack can Disrupt Bitcoin Users’ “Privacy”

The Bitcoin network appears to be under attack once again. No malicious miners are colluding to take over the network, albeit a new flood of transactions might cause some concerns. Samourai Wallet dubs this as a “dusting attack”, which can have troublesome consequences for those masking their tracks through extra privacy features and services. дальше »

2018-10-27 04:17